All of the filters available here to be downloaded are
either freeware, shareware, or trial versions.

They're here to save you time visiting the various
manufacturers web sites to find them, they are not unauthorized,
or 'cracked', they were intended to be available for distribution to the
general public, free of charge in the state that they are in by their
creator.

You may find you need the following dll's to run some
of the filters available here. When you unzip the file, you need
to be sure to extract it to your C:/Windows/System folder.